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Active ingredient

Nitrous Oxide

45 finished FDA listings contain Nitrous Oxide as their only active ingredient; 5 combination products also contain it.

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FDA NDC Directory

Ingredient names as written by FDA
NITROUS OXIDE
Dosage forms
Gas
Routes
Respiratory (Inhalation)
Manufacturers / labelers
43
Strengths listed
500 ml/l · 900 ml/l · 99 kg/100kg · 99 l/100l · 990 ml/l · 992 ml/l · 995 ml/l

RxNorm (National Library of Medicine)

Ingredient concept RxCUI 7486

Drugs@FDA applications

Linked only where the FDA listing’s application number matches Drugs@FDA exactly. A listing in the NDC Directory does not by itself mean FDA approval.

ApplicationSponsorOriginal approvalListings
NDA 205704AIR LIQUIDE AMERICA SPECIALITY GASES2013-06-168
NDA 206009NITROUS OXIDE CORP2013-09-0321
NDA 206014NITROUS OXIDE OF CANADA2013-09-061
NDA 209989MATHESON TRI-GAS INC2017-01-0914

Official labeling on DailyMed

Showing the 12 most recent of 45 labels.

Sources: FDA NDC Directory (2026-09-29), RxNorm, Drugs@FDA, DailyMed. Each source’s facts are shown separately as published.